/Engine/Source/Editor/Kismet/Public/BlueprintEditorModule.h
Register a customization for for Blueprint local variables
virtual [FDelegateHandle](API\Runtime\Core\Delegates\FDelegateHandle) RegisterLocalVariableCustomization ( [FFieldClass](API\Runtime\CoreUObject\UObject\FFieldClass) * InFieldClass, FOnGetLocalVariableCustomizationInstance InOnGetLocalVariableCustomization )